When another data point is inserted and the Voronoi diagram reconstructed, the newly created region displaces the area that once belonged to the old regions. Those points whose regions were displaced are considered natural neighbours to the new point. The weight of each natural neighbour is given by the area taken from the total area occupied by the new region. In 3D, we measure polyhedral volumes instead of areas.
此外，五大业务部门中，体量最大的时装皮具同比减少8%；精品零售同比持平；珠宝腕表下滑1%，但有机增长率为3%；体量相对较小的香水化妆品、葡萄酒和烈酒分别下滑3%和9%。
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As concerns grow about the environmental and health impacts of plastic waste, scientists are accelerating efforts to develop safer, biodegradable alternatives. At Flinders University in South Australia, several research teams are working on new materials designed to reduce pollution from single use plastics.
昔日的国产智能手机“鼻祖”，正在黯然退场。，详情可参考体育直播